Specifications

ER 390M Electronic Cash Register v1.2 S-Mode Programming • 59
RS-232 Communication Option Programs
You must define the device that is attached to the RS-232C communications port, and the options for
the device.
1. Turn the control lock to the S position.
2. Enter 8 0 for the first port or 8 1 for the second port and press the SBTL key.
3. Refer to the chart RS-232C option chart that follows and enter the number of the address
you wish to program and press the X/TIME key.
4. Enter the value that represents your selection and press the CASH key.
5. Repeat from step 2 for any additional options you wish to program.
6. Press CASH to exit the program.
RS-232 Option Chart
Address Option Value Selection
0
9600 BPS
1
1200 BPS
2
2400 BPS
3
4800 BPS
1
Baud Rate
4
19200 BPS
0
NONE
1
ODD
2
Parity
2
EVEN
0
8 BITS
3
Data Bits
1
7 BITS
0
1 BIT
4
Stop Bits
1
2 BIT
Repeat for another
Index
XTIME
ADDRESS
#
SBTL 0 8 CASH VALUE CASH
Port 1
(standard)
Port 2
(standard)
XTIME
ADDRESS
#
SBTL 1 8 CASH VALUE CASH